Study guides
Simple interest: when to use 360 or 365 days
Count the days, choose the year basis, and find interest and maturity value with a side-by-side example.
Ideas for your next study session
Less guesswork. More ways to learn.
Business mathematics, with formulas, conventions, and worked examples.
Count the days, choose the year basis, and find interest and maturity value with a side-by-side example.
See why the amount received differs from the amount repaid, and why a discount rate is not the rate on cash received.
Match the rate to the compounding period, grow a deposit, and reverse the calculation to find a present value.